#mytable{
    width:70%;
    margin:0 auto;
    border: 1px solid #ccc;
}
#mytable th,#mytable td{
    border: 1px solid #ccc;
}
#page{
    width:70%;
    margin:0 auto;
}
#page .left{
    float: left;
    margin-left: 50px;
}
#page .right{
    float: right;
    margin-right: 50px;
}
.bgc{
    background-color:#83FFFF;
}